Dust collector



FIG. 1 is a front elevation view of a dust collector showing my new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left end elevation view thereof;

FIG. 6 is a right end elevation view thereof; and,

FIG. 7 is a perspective thereof. 

The ornamental design for a dust collector, as shown and described. 